Karlene

• Same eraNancyLike Karlene, it was given most in the 1950s.#965 · steady
• Same rhythmCheyenneSame beat as Karlene: two syllables, stress on the second, ending on a consonant, but it starts differently.#920 · falling
• ShorterScoutOne syllable to Karlene's two, so you can tell them apart when you call both.#995 · steady
• LongerHarmoniThree syllables to Karlene's two: a long name beside a short one keeps them distinct.#1,000 · falling
• RiskyEvangelineRhymes with Karlene. Cute on a birth announcement, confusing across a playground.#147 · rising

Suggestions come from names in this year's top 1,000. Rhythm and rhyme are judged from each name's pronunciation (Wiktionary's, or espeak's reading of the spelling), so a few calls may be off.